SUMMATIVE TEST
Authored by Grachelle Liponhay
Science
2nd Grade
Used 5+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the main function of an electric motor?
To produce light
· To convert electrical energy into movement
· To store energy
To create sound
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which part of a DC motor reverses the direction of current?
Brushes
Stator
Commutator
Shaft
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What kind of motor is used in electric fans and washing machines?
DC MOTOR
AC MOTOR
UNIVERSAL MOTOR
STEPPER MOTOR
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The motor in a cellphone that makes it vibrate is called _______
Magnetic motor
Sound Motor
Vibration Motor
Heat Motor
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The armature is the part of the motor that spins
TRUE
FALSE
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The stator moves while the armature stays still.
TRUE
FALSE
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A universal motor can work on both AC and DC electricity.
TRUE
FALSE
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